libvo/video_out.c

   1 /*
   2  * libvo common functions, variables used by many/all drivers.
   3  *
   4  * This file is part of MPlayer.
   5  *
   6  * MPlayer is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * MPlayer is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24
  25 #include <unistd.h>
  26 //#include <sys/mman.h>
  27
  28 #include "config.h"
  29 #include "video_out.h"
  30 #include "aspect.h"
  31 #include "geometry.h"
  32
  33 #include "mp_msg.h"
  34 #include "help_mp.h"
  35
  36 #include "osdep/shmem.h"
  37
  38 //int vo_flags=0;
  39
  40 int xinerama_screen = -1;
  41 int xinerama_x;
  42 int xinerama_y;
  43
  44 // currect resolution/bpp on screen:  (should be autodetected by vo_init())
  45 int vo_depthonscreen=0;
  46 int vo_screenwidth=0;
  47 int vo_screenheight=0;
  48
  49 int vo_config_count=0;
  50
  51 // requested resolution/bpp:  (-x -y -bpp options)
  52 int vo_dx=0;
  53 int vo_dy=0;
  54 int vo_dwidth=0;
  55 int vo_dheight=0;
  56 int vo_dbpp=0;
  57
  58 int vo_nomouse_input = 0;
  59 int vo_grabpointer = 1;
  60 int vo_doublebuffering = 1;
  61 int vo_vsync = 0;
  62 int vo_fs = 0;
  63 int vo_fsmode = 0;
  64 float vo_panscan = 0.0f;
  65 int vo_ontop = 0;
  66 int vo_adapter_num=0;
  67 int vo_refresh_rate=0;
  68 int vo_keepaspect=1;
  69 int vo_rootwin=0;
  70 int vo_border=1;
  71 int64_t WinID = -1;
  72
  73 int vo_pts=0; // for hw decoding
  74 float vo_fps=0;
  75
  76 char *vo_subdevice = NULL;
  77 int vo_directrendering=0;
  78
  79 int vo_colorkey = 0x0000ff00; // default colorkey is green
  80                               // (0xff000000 means that colorkey has been disabled)
  81
  82 // name to be used instead of the vo's default
  83 char *vo_winname;
  84 // title to be applied to movie window
  85 char *vo_wintitle;
  86
  87 //
  88 // Externally visible list of all vo drivers
  89 //
  90 extern const vo_functions_t video_out_mga;
  91 extern const vo_functions_t video_out_xmga;
  92 extern const vo_functions_t video_out_x11;
  93 extern vo_functions_t video_out_xover;
  94 extern const vo_functions_t video_out_xvmc;
  95 extern const vo_functions_t video_out_vdpau;
  96 extern const vo_functions_t video_out_xv;
  97 extern const vo_functions_t video_out_gl_nosw;
  98 extern const vo_functions_t video_out_gl;
  99 extern const vo_functions_t video_out_gl2;
 100 extern const vo_functions_t video_out_matrixview;
 101 extern const vo_functions_t video_out_dga;
 102 extern const vo_functions_t video_out_sdl;
 103 extern const vo_functions_t video_out_3dfx;
 104 extern const vo_functions_t video_out_tdfxfb;
 105 extern const vo_functions_t video_out_s3fb;
 106 extern const vo_functions_t video_out_wii;
 107 extern const vo_functions_t video_out_null;
 108 extern const vo_functions_t video_out_zr;
 109 extern const vo_functions_t video_out_zr2;
 110 extern const vo_functions_t video_out_bl;
 111 extern vo_functions_t video_out_fbdev;
 112 extern const vo_functions_t video_out_fbdev2;
 113 extern vo_functions_t video_out_svga;
 114 extern const vo_functions_t video_out_png;
 115 extern const vo_functions_t video_out_ggi;
 116 extern const vo_functions_t video_out_aa;
 117 extern const vo_functions_t video_out_caca;
 118 extern const vo_functions_t video_out_mpegpes;
 119 extern const vo_functions_t video_out_yuv4mpeg;
 120 extern const vo_functions_t video_out_direct3d;
 121 extern const vo_functions_t video_out_directx;
 122 extern const vo_functions_t video_out_kva;
 123 extern const vo_functions_t video_out_dxr2;
 124 extern const vo_functions_t video_out_dxr3;
 125 extern const vo_functions_t video_out_ivtv;
 126 extern const vo_functions_t video_out_v4l2;
 127 extern const vo_functions_t video_out_jpeg;
 128 extern const vo_functions_t video_out_gif89a;
 129 extern vo_functions_t video_out_vesa;
 130 extern const vo_functions_t video_out_directfb;
 131 extern const vo_functions_t video_out_dfbmga;
 132 extern vo_functions_t video_out_xvidix;
 133 extern vo_functions_t video_out_winvidix;
 134 extern vo_functions_t video_out_cvidix;
 135 extern const vo_functions_t video_out_tdfx_vid;
 136 extern const vo_functions_t video_out_xvr100;
 137 extern const vo_functions_t video_out_tga;
 138 extern const vo_functions_t video_out_corevideo;
 139 extern const vo_functions_t video_out_quartz;
 140 extern const vo_functions_t video_out_pnm;
 141 extern const vo_functions_t video_out_md5sum;
 142
 143 const vo_functions_t* const video_out_drivers[] =
 144 {
 145 #ifdef CONFIG_XVR100
 146         &video_out_xvr100,
 147 #endif
 148 #ifdef CONFIG_TDFX_VID
 149         &video_out_tdfx_vid,
 150 #endif
 151 #ifdef CONFIG_DIRECTX
 152         &video_out_directx,
 153 #endif
 154 #ifdef CONFIG_DIRECT3D
 155         &video_out_direct3d,
 156 #endif
 157 #ifdef CONFIG_KVA
 158         &video_out_kva,
 159 #endif
 160 #ifdef CONFIG_COREVIDEO
 161         &video_out_corevideo,
 162 #endif
 163 #ifdef CONFIG_QUARTZ
 164         &video_out_quartz,
 165 #endif
 166 #ifdef CONFIG_XMGA
 167         &video_out_xmga,
 168 #endif
 169 #ifdef CONFIG_MGA
 170         &video_out_mga,
 171 #endif
 172 #ifdef CONFIG_TDFXFB
 173         &video_out_tdfxfb,
 174 #endif
 175 #ifdef CONFIG_S3FB
 176         &video_out_s3fb,
 177 #endif
 178 #ifdef CONFIG_WII
 179         &video_out_wii,
 180 #endif
 181 #ifdef CONFIG_3DFX
 182         &video_out_3dfx,
 183 #endif
 184 #if CONFIG_VDPAU
 185         &video_out_vdpau,
 186 #endif
 187 #ifdef CONFIG_XV
 188         &video_out_xv,
 189 #endif
 190 #ifdef CONFIG_X11
 191 #ifdef CONFIG_GL
 192         &video_out_gl_nosw,
 193 #endif
 194         &video_out_x11,
 195         &video_out_xover,
 196 #endif
 197 #ifdef CONFIG_GL
 198         &video_out_gl,
 199         &video_out_gl2,
 200 #endif
 201 #ifdef CONFIG_DGA
 202         &video_out_dga,
 203 #endif
 204 #ifdef CONFIG_SDL
 205         &video_out_sdl,
 206 #endif
 207 #ifdef CONFIG_GGI
 208         &video_out_ggi,
 209 #endif
 210 #ifdef CONFIG_FBDEV
 211         &video_out_fbdev,
 212         &video_out_fbdev2,
 213 #endif
 214 #ifdef CONFIG_SVGALIB
 215         &video_out_svga,
 216 #endif
 217 #ifdef CONFIG_MATRIXVIEW
 218         &video_out_matrixview,
 219 #endif
 220 #ifdef CONFIG_AA
 221         &video_out_aa,
 222 #endif
 223 #ifdef CONFIG_CACA
 224         &video_out_caca,
 225 #endif
 226 #ifdef CONFIG_DXR2
 227         &video_out_dxr2,
 228 #endif
 229 #ifdef CONFIG_DXR3
 230         &video_out_dxr3,
 231 #endif
 232 #ifdef CONFIG_IVTV
 233         &video_out_ivtv,
 234 #endif
 235 #ifdef CONFIG_V4L2_DECODER
 236         &video_out_v4l2,
 237 #endif
 238 #ifdef CONFIG_ZR
 239         &video_out_zr,
 240         &video_out_zr2,
 241 #endif
 242 #ifdef CONFIG_BL
 243         &video_out_bl,
 244 #endif
 245 #ifdef CONFIG_VESA
 246         &video_out_vesa,
 247 #endif
 248 #ifdef CONFIG_DIRECTFB
 249         &video_out_directfb,
 250 #endif
 251 #ifdef CONFIG_DFBMGA
 252         &video_out_dfbmga,
 253 #endif
 254 #ifdef CONFIG_VIDIX
 255 #ifdef CONFIG_X11
 256         &video_out_xvidix,
 257 #endif
 258 #if defined(__MINGW32__) || defined(__CYGWIN__)
 259         &video_out_winvidix,
 260 #endif
 261         &video_out_cvidix,
 262 #endif
 263         &video_out_null,
 264         // should not be auto-selected
 265 #if CONFIG_XVMC
 266         &video_out_xvmc,
 267 #endif
 268         &video_out_mpegpes,
 269 #ifdef CONFIG_YUV4MPEG
 270         &video_out_yuv4mpeg,
 271 #endif
 272 #ifdef CONFIG_LIBAVCODEC
 273         &video_out_png,
 274 #endif
 275 #ifdef CONFIG_JPEG
 276         &video_out_jpeg,
 277 #endif
 278 #ifdef CONFIG_GIF
 279         &video_out_gif89a,
 280 #endif
 281 #ifdef CONFIG_TGA
 282         &video_out_tga,
 283 #endif
 284 #ifdef CONFIG_PNM
 285         &video_out_pnm,
 286 #endif
 287 #ifdef CONFIG_MD5SUM
 288         &video_out_md5sum,
 289 #endif
 290         NULL
 291 };
 292
 293 void list_video_out(void){
 294       int i=0;
 295       mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_AvailableVideoOutputDrivers);
 296       mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_OUTPUTS\n");
 297       while (video_out_drivers[i]) {
 298         const vo_info_t *info = video_out_drivers[i++]->info;
 299         mp_msg(MSGT_GLOBAL, MSGL_INFO,"\t%s\t%s\n", info->short_name, info->name);
 300       }
 301       mp_msg(MSGT_GLOBAL, MSGL_INFO,"\n");
 302 }
 303
 304 const vo_functions_t* init_best_video_out(char** vo_list){
 305     int i;
 306     // first try the preferred drivers, with their optional subdevice param:
 307     if(vo_list && vo_list[0])
 308       while(vo_list[0][0]){
 309         char* vo=strdup(vo_list[0]);
 310         vo_subdevice=strchr(vo,':');
 311         if (!strcmp(vo, "pgm"))
 312             mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_VO_PGM_HasBeenReplaced);
 313         if (!strcmp(vo, "md5"))
 314             mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_VO_MD5_HasBeenReplaced);
 315         if(vo_subdevice){
 316             vo_subdevice[0]=0;
 317             ++vo_subdevice;
 318         }
 319         for(i=0;video_out_drivers[i];i++){
 320             const vo_functions_t* video_driver=video_out_drivers[i];
 321             const vo_info_t *info = video_driver->info;
 322             if(!strcmp(info->short_name,vo)){
 323                 // name matches, try it
 324                 if(!video_driver->preinit(vo_subdevice))
 325                 {
 326                     free(vo);
 327                     return video_driver; // success!
 328                 }
 329             }
 330         }
 331         // continue...
 332         free(vo);
 333         ++vo_list;
 334         if(!(vo_list[0])) return NULL; // do NOT fallback to others
 335       }
 336     // now try the rest...
 337     vo_subdevice=NULL;
 338     for(i=0;video_out_drivers[i];i++){
 339         const vo_functions_t* video_driver=video_out_drivers[i];
 340         if(!video_driver->preinit(vo_subdevice))
 341             return video_driver; // success!
 342     }
 343     return NULL;
 344 }
 345
 346 int config_video_out(const vo_functions_t *vo, uint32_t width, uint32_t height,
 347                      uint32_t d_width, uint32_t d_height, uint32_t flags,
 348                      char *title, uint32_t format) {
 349   panscan_init();
 350   aspect_save_orig(width,height);
 351   aspect_save_prescale(d_width,d_height);
 352
 353   if (vo->control(VOCTRL_UPDATE_SCREENINFO, NULL) == VO_TRUE) {
 354   aspect(&d_width,&d_height,A_NOZOOM);
 355   vo_dx = (int)(vo_screenwidth - d_width) / 2;
 356   vo_dy = (int)(vo_screenheight - d_height) / 2;
 357   geometry(&vo_dx, &vo_dy, &d_width, &d_height,
 358            vo_screenwidth, vo_screenheight);
 359   vo_dx += xinerama_x;
 360   vo_dy += xinerama_y;
 361   vo_dwidth = d_width;
 362   vo_dheight = d_height;
 363   }
 364
 365   return vo->config(width, height, d_width, d_height, flags, title, format);
 366 }
 367
 368 /**
 369  * \brief lookup an integer in a table, table must have 0 as the last key
 370  * \param key key to search for
 371  * \result translation corresponding to key or "to" value of last mapping
 372  *         if not found.
 373  */
 374 int lookup_keymap_table(const struct mp_keymap *map, int key) {
 375   while (map->from && map->from != key) map++;
 376   return map->to;
 377 }
 378
 379 /**
 380  * \brief helper function for the kind of panscan-scaling that needs a source
 381  *        and destination rectangle like Direct3D and VDPAU
 382  */
 383 static void src_dst_split_scaling(int src_size, int dst_size, int scaled_src_size,
 384                                   int *src_start, int *src_end, int *dst_start, int *dst_end) {
 385   if (scaled_src_size > dst_size) {
 386     int border = src_size * (scaled_src_size - dst_size) / scaled_src_size;
 387     // round to a multiple of 2, this is at least needed for vo_direct3d and ATI cards
 388     border = (border / 2 + 1) & ~1;
 389     *src_start = border;
 390     *src_end   = src_size - border;
 391     *dst_start = 0;
 392     *dst_end   = dst_size;
 393   } else {
 394     *src_start = 0;
 395     *src_end   = src_size;
 396     *dst_start = (dst_size - scaled_src_size) / 2;
 397     *dst_end   = *dst_start + scaled_src_size;
 398   }
 399 }
 400
 401 /**
 402  * Calculate the appropriate source and destination rectangle to
 403  * get a correctly scaled picture, including pan-scan.
 404  * Can be extended to take future cropping support into account.
 405  *
 406  * \param crop specifies the cropping border size in the left, right, top and bottom members, may be NULL
 407  * \param borders the border values as e.g. EOSD (ASS) and properly placed DVD highlight support requires,
 408  *                may be NULL and only left and top are currently valid.
 409  */
 410 void calc_src_dst_rects(int src_width, int src_height, struct vo_rect *src, struct vo_rect *dst,
 411                         struct vo_rect *borders, const struct vo_rect *crop) {
 412   static const struct vo_rect no_crop = {0, 0, 0, 0, 0, 0};
 413   int scaled_width  = 0;
 414   int scaled_height = 0;
 415   if (!crop) crop = &no_crop;
 416   src_width  -= crop->left + crop->right;
 417   src_height -= crop->top  + crop->bottom;
 418   if (src_width  < 2) src_width  = 2;
 419   if (src_height < 2) src_height = 2;
 420   dst->left = 0; dst->right  = vo_dwidth;
 421   dst->top  = 0; dst->bottom = vo_dheight;
 422   src->left = 0; src->right  = src_width;
 423   src->top  = 0; src->bottom = src_height;
 424   if (borders) {
 425     borders->left = 0; borders->top = 0;
 426   }
 427   if (aspect_scaling()) {
 428     aspect(&scaled_width, &scaled_height, A_WINZOOM);
 429     panscan_calc_windowed();
 430     scaled_width  += vo_panscan_x;
 431     scaled_height += vo_panscan_y;
 432     if (borders) {
 433       borders->left = (vo_dwidth  - scaled_width ) / 2;
 434       borders->top  = (vo_dheight - scaled_height) / 2;
 435     }
 436     src_dst_split_scaling(src_width, vo_dwidth, scaled_width,
 437                           &src->left, &src->right, &dst->left, &dst->right);
 438     src_dst_split_scaling(src_height, vo_dheight, scaled_height,
 439                           &src->top, &src->bottom, &dst->top, &dst->bottom);
 440   }
 441   src->left += crop->left; src->right  += crop->left;
 442   src->top  += crop->top;  src->bottom += crop->top;
 443   src->width  = src->right  - src->left;
 444   src->height = src->bottom - src->top;
 445   dst->width  = dst->right  - dst->left;
 446   dst->height = dst->bottom - dst->top;
 447 }
 448
 449 #if defined(CONFIG_FBDEV) || defined(CONFIG_VESA)
 450 /* Borrowed from vo_fbdev.c
 451 Monitor ranges related functions*/
 452
 453 char *monitor_hfreq_str = NULL;
 454 char *monitor_vfreq_str = NULL;
 455 char *monitor_dotclock_str = NULL;
 456
 457 float range_max(range_t *r)
 458 {
 459 float max = 0;
 460
 461         for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
 462                 if (max < r->max) max = r->max;
 463         return max;
 464 }
 465
 466
 467 int in_range(range_t *r, float f)
 468 {
 469         for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
 470                 if (f >= r->min && f <= r->max)
 471                         return 1;
 472         return 0;
 473 }
 474
 475 range_t *str2range(char *s)
 476 {
 477         float tmp_min, tmp_max;
 478         char *endptr = s;       // to start the loop
 479         range_t *r = NULL;
 480         int i;
 481
 482         if (!s)
 483                 return NULL;
 484         for (i = 0; *endptr; i++) {
 485                 if (*s == ',')
 486                         goto out_err;
 487                 if (!(r = realloc(r, sizeof(*r) * (i + 2)))) {
 488                         mp_msg(MSGT_GLOBAL, MSGL_WARN,"can't realloc 'r'\n");
 489                         return NULL;
 490                 }
 491                 tmp_min = strtod(s, &endptr);
 492                 if (*endptr == 'k' || *endptr == 'K') {
 493                         tmp_min *= 1000.0;
 494                         endptr++;
 495                 } else if (*endptr == 'm' || *endptr == 'M') {
 496                         tmp_min *= 1000000.0;
 497                         endptr++;
 498                 }
 499                 if (*endptr == '-') {
 500                         tmp_max = strtod(endptr + 1, &endptr);
 501                         if (*endptr == 'k' || *endptr == 'K') {
 502                                 tmp_max *= 1000.0;
 503                                 endptr++;
 504                         } else if (*endptr == 'm' || *endptr == 'M') {
 505                                 tmp_max *= 1000000.0;
 506                                 endptr++;
 507                         }
 508                         if (*endptr != ',' && *endptr)
 509                                 goto out_err;
 510                 } else if (*endptr == ',' || !*endptr) {
 511                         tmp_max = tmp_min;
 512                 } else
 513                         goto out_err;
 514                 r[i].min = tmp_min;
 515                 r[i].max = tmp_max;
 516                 if (r[i].min < 0 || r[i].max < 0)
 517                         goto out_err;
 518                 s = endptr + 1;
 519         }
 520         r[i].min = r[i].max = -1;
 521         return r;
 522 out_err:
 523         if (r)
 524                 free(r);
 525         return NULL;
 526 }
 527
 528 /* Borrowed from vo_fbdev.c END */
 529 #endif